Principia

noun

noun ·4 syllables ·Rare ·Advanced level

Definitions

Noun
  1. 1
    First principles; elementary material. archaic, plural, plural-normally

    "1776, Thomas Pownall, in a letter to the economist Adam Smith I do really think, that your book […] might become an institute, containing the principia of those laws of motion, by which the system of the human community is framed and doth act […]"

Synonyms

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Example

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"Russell is not the only author of Principia Mathematica."

Etymology

Learned borrowing from Latin prī̆ncipia.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.